1984 ROCHESTER 4 BC FOLLOW PROCEDURE OUTLINED BELOW TO DETERMINE CARBURETOR AND OR PART NUMBER 1 DETERMINE VEHICLE MODEL CHECK VIN DIVISIONAL CODE 2 DETERMINE ENGINE AND CARBURETOR TYPE 3 PART NUMBER CAN BE DETERMINED BY CROSS REFERENCING CORRESPONDING COLUMN NUMBER WITH SAME COLUMN NUMBER ON CHARTS VIN PRODUCTION DIV CODE USAGE COL N0 17084244 4 B 4 1 4 W CLOSED LOOP 1 17084244 4 D 4 1 4 1 17084240 4 B D G 4 1 4 2 17084254 34 B G 307Y W CLOSED LOOP 3 17084254 34 D 307Y 3 17084258 34 B G 307Y W CLOSED LOOP 4 17084258 34 D 307Y 4 GROUP DESCRIPTION QTY 1 2 3 4 5 3 725 CARBURETOR PRODUCTION 1 17084244 17084240 17084254 17084258 3 725 CARBURETOR SERVICE 1 17110447 17110446 17110609 17110609 3 725 POWER CARB KIT 1 17076131 17076131 17076044 17076044 3 730 AIR HORN KIT 1 17110427 17110427 17110433 17110433 3 820 COMPENSATOR KIT IDLE LOAD 1 17068403 17068403 3 766 CONTROL KIT IDLE SPEED 1 17079137 17079137 3 750 COVER COIL KIT ELEC CHOKE 1 17068871 17068871 3 750 COVER COIL KIT HOT AIR CHOKE 1 17110646 17110646 3 740 FILTER NUT FUEL INLET 1 17059861 17059861 3 740 FILTER FUEL INLET 1 5651803 5651803 5651803 5651803 3 745 FLOAT INSERT KIT 1 17068327 17068327 17068327 17068327 3 734 FLOAT BOWL KIT 1 17110119 17110119 17110134 17110134 3 738 GASKET KIT AIR HORN 1 17067279 17067279 17067279 17067279 3 740 GASKET FILTER NUT 1 7024281 7024281 7024281 7024281 3 750 HOUSING KIT SHOKE 1 17079270 17079270 17079344 17079344 3 814 NEEDLE SEAT 1 7035134 7035134 3 814 NEEDLE SEAT KIT 1 7035150 7035150 3 740 NUT FUEL INLET FILTER 1 17051254 17051254 3 820 0 RING KIT IDLE AIR BLEED VALVE 1 17079838 17079838 17079838 17079838 3 838 PUMP ASM 1 17072978 17072978 17051117 17051117 3 838 PUMP CUP KIT HEAVY DUTY 1 17110591 17110591 17110591 17110591 3 750 RETAINER KIT CHOKE COVER 1 17067078 17067078 17067078 17067078 3 806 ROD JET KIT METERING 1 17110380 17110380 17110136 17110136 3 724 SCREW ASSORT KIT MAJOR ASM ATTACH 1 17078935 17078935 17078935 17078935 3 764 SENSOR KIT THROTTLE POSITION 1 17078448 17078448 17078448 17078448 3 440 SOLENOID KIT MIXTURE CONTROL 1 17067343 17067343 17067343 17067343 3 729 THROTTLE BODY KIT 1 17110121 17110121 17110112 17110112 3 755 VACUUM BREAK KIT PRIM 1 17067438 17067438 17067211 17067211 3 755 VACUUM BREAK KIT SEC 1 17110114 17110607 3 820 VALVE IOLE AIR BLEED 1 17078491 17078491 17078615 17078615 1991 GENERAL MOTORS SERVICE PARTS 0PERAT ONS BUICK 44W 3 725 3 180 6 91